@media screen and (max-width: 320px) {html{font-size: 10px}}
@media screen and (min-width:321px) and (max-width:375px){html{font-size:11px}}
@media screen and (min-width:376px) and (max-width:414px){html{font-size:12px}}
@media screen and (min-width:415px) and (max-width:639px){html{font-size:13px}}
@media screen and (min-width:640px) and (max-width:719px){html{font-size:20px}}
@media screen and (min-width:720px) and (max-width:749px){html{font-size:22.5px}}
@media screen and (min-width:750px) and (max-width:799px){html{font-size:23.5px}}
@media screen and (min-width:800px){html{font-size:25px}}
@media screen and (max-width: 1000px) {
    img {
        max-width: 100%;
    }
}
.more{
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
}
.pull_icon{
    width: 25px;
    height: 25px;
    background-image: url('/images/pull.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 25px;
    transition: all .5s;
}
.more span{
    padding-left: .5rem;
}
.scroller{
    background-color: #fff;
}
.more .flip{
    transform: rotate(180deg);
}
.loading{
    background-image: url('/images/loading.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 25px;
}
.more .loading{
    -webkit-transform: rotate(0deg) translateZ(0);
    -webkit-transition-duration: 0;
    -webkit-animation-name: loading;
    -webkit-animation-duration: 2s;
    -webkit-animation-iteration-count: infinite;
    -webkit-animation-timing-function: linear;
}
@-webkit-keyframes loading {
    from {
        -webkit-transform: rotate(0deg) translateZ(0);
    }
    to {
        -webkit-transform: rotate(360deg) translateZ(0);
    }
}